; RUN: opt < %s -analyze -enable-new-pm=0 -scalar-evolution | FileCheck %s | |
; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s | |
; PR2003 | |
; CHECK: umax | |
define i32 @foo(i32 %n) { | |
entry: | |
br label %header | |
header: | |
%i = phi i32 [ 100, %entry ], [ %i.inc, %next ] | |
%cond = icmp ult i32 %i, %n | |
br i1 %cond, label %next, label %return | |
next: | |
%i.inc = add i32 %i, 1 | |
br label %header | |
return: | |
ret i32 %i | |
} | |